Test Mode - Sony CDP-XE210 Service Manual

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4-1. AF MODE
The following checks can be performed in the AF mode, which is
set by connecting the TP2 (AFADJ) terminal on MAIN board to
the Ground and turning on the power.
• FL tube check
After all segments light up, when the · button is pressed con-
tinuously, the following will be displayed. (Partial lighting 1)
8
8 8
(Partial lighting 1)
When the p button is pressed continuously, the following will be
displayed. (partial lighting 2)
2 4
6 8 10
12 14
16 18 20
(Partial lighting 2)
When the OPEN/CLOSE § button is pressed continuously, all
will light up again.
• Key check
All buttons have corresponding button numbers. When a button
is pressed, the counter will count up and display the button's num-
ber. However, the counter will only count to "12". It will not count
for buttons already pressed once, but will display the button's
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number.
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Display of counting Display of button number
Button No.
Button
Displayed
TIME 23
REPEAT 22
PLAY MODE 21
P
10
ENTER 12
CLEAR 13
CHECK 14
• Remote commander check
When the · button of the remote commander is pressed, the
"·" lights up. All go off when the other buttons are pressed.
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SECTION 4

TEST MODE

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Button No.
Button
Displayed
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15
0
16
OPEN/
All lit
CLOSE §
PLAY ·
Partial lighting 1
STOP p
Partial lighting 2
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4-2. ADJ MODE
The following operations are performed in the ADJ mode, which
is set by connecting the TP1 (ADJ) terminal to the Ground and
turning on the power.
• During playback, there is no problem even if the GFS is continu-
ously LOW.
• High speed search is prohibited during access.
• During playback, the gain of focus servo and spindle servo does
not decrease.
• Servo related manual operations and measurement can be
performed.
(For details of operations, refer to Table of Key Operrations in
ADJ Mode.)
4-3. CLV-S MODE
The spindle servo for playback sets into the CLV-S mode when
the TP1 (ADJ) terminal is connected to Ground after turning on the
power.
TABLE OF BUTTON OPERATIONS IN ADJ MODE
The jitter value display mode can be set after the all-music
remaining number mode using the TIME button.
The functions of the number buttons are shown in the following
table.
FUNCTIONS OF NUMBER BUTTONS
(With the general remote commander)
Button
Q Q
3 6 7 1 3 1 5
1 Focus bias 8-step up
2 Middle of focus bias up/down turning point
3 Tracking servo, sled servo off
4 Auto gain initialization
5 Focus servo off
6 Focus bias 8-step down
7 Immediate readjustment of focus bias
8 Tracking servo, sled servo on
10 Auto focus bias start point
[ MAIN BOARD ] — Component Side —
CN202
CN201
TP1 (ADJ)
TP2 (AFADJ)
co
.
IC401
9 4 2 8
Function
0 5 8 2 9 9 4 2 8
m
9 9
9 9